{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000309","480:4800000312","480:4800000728","480:4800000691","480:4800000798","480:4800000640","480:4800000723","480:4800000471","480:4800000318","480:4800000434","480:4800000511","480:4800000345","480:4800000405","480:4800000565","480:4800000412","480:4800000319","480:4800000800","480:4800000641","480:4800000429","480:4800000652","480:4800000681","480:4800000967","480:4800000447","480:4800000612","480:4800000320"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7061692303676927,0.6659071595025096,0.6518824290303336,0.5928941516504918,0.586572635353675,0.5857823684010848,0.5821451842327597,0.5428900285548314,0.5396743022576893,0.5258088193817753,0.524313033391083,0.5011752351877631,0.4882129379870285,0.4799928919512555,0.46937820552653636,0.4547247857445667,0.4507200990995721,0.44498365618617974,0.44448762874999714,0.42825771746476526,0.40681021271975554,0.39149517676188333,0.38971912555518134,0.379076289639976,0.3764552278857172],"twin_dists":[0.10833437633317985,0.11711842169883335,0.12014493001611296,0.13279491897230436,0.1341495668900117,0.13431897298366488,0.13509886079995453,0.14355079489899428,0.1442471753931427,0.14725929646339037,0.14758524171260237,0.1526563384076334,0.15552475222534276,0.1573555754675474,0.15973468285021314,0.1630494311013075,0.16396197577235144,0.1652744296519055,0.16538821762379907,0.16913928214194252,0.17418764204437628,0.17786471858840947,0.1782953923873897,0.18089588859539982,0.1815416928021273],"n_dims_used":43,"mean_confidence":0.9145757098530614},"coverage":{"mean_confidence":0.9145757098530614,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}